Manifest
The Manifest element contains the base64-encoded app manifest file.
XML
<Manifest></Manifest>
base64Binary
The following sections describe attributes, child elements, and parent elements.
None.
None.
Manifests | InstallApp | ClientExtension
The text value of the Manifest element is an ASCII representation of the base64 binary encoded form of the client app manifest file.
This element was introduced in Exchange Server 2013.
The schema that describes this element is located in the IIS virtual directory that hosts Exchange Web Services.